Take a look at the explosive device fragments and other crime scene images from the deadly Boston Marathon bombings.
A lid to a pressure cooker thought to have been used as the explosive device in the Boston bombings has been found on a roof of a building near the scene.
iStock / Alija
'Tis the season for family, friends, gifts, holiday parties -- and all the rules of etiquette that goes along with seasonal get-togethers. Make sure you're avoiding holiday faux pas this season with this handy guide.